Dual impeller recirculating pump



FIG. 1 is a bottom, front and right side perspective view of a recirculating pump showing my new design;

FIG. 2 is an inverted front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a right side elevational view thereof, shown rotated 90 degrees; and

FIG. 7 is a left side elevational view thereof shown rotated 90 degrees. 

The ornamental design for a dual impeller recirculating pump, as shown and described. 